Cross-Section Profile — W 21×122 (to scale)
All dimensions in mm · I/H section · G = 181.5 kg/m · ASTM A6
181.5
kg / m
231.6
A (cm²)
123204
Iy (cm⁴)
4473.7
Wy (cm³)
Section Properties
Total Height
h
551 mm
Flange Width
b
315 mm
Web Thickness
tw
15.2 mm
Flange Thickness
tf
24.4 mm
Cross-Sect. Area
A
231.6 cm²
Linear Mass
G
181.5 kg/m
Second Moment (Y)
Iy
123204 cm⁴
Elastic Modulus (Y)
Wy
4473.7 cm³
Radius of Gyration
iz
23.09 cm